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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 390483Generated: October 25, 2026

Ammonia → 5-(4-Bromophenyl)-3-(pyrimidin-5-yl)isoxazole

https://huagongshe.com/reaction/390483

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantBenzene, 1-bromo-4-ethynyl-HCID 136603—
ReactantN-Hydroxypyrimidine-5-carbimidoyl chlorideHCID 86636847—
Product5-(4-Bromophenyl)-3-(pyrimidin-5-yl)isoxazoleHCID 44546479—

Reaction Steps

The titled compound was prepared as the hydrochloride salt according to Method CB using the product of Example 44B (79 mg, 0.5 mmol) and 1-bromo-4-ethynylbenzene (Alfa Aesar, 80 mg, 0.5 mmol). 1H NMR (300 MHz, DMSO-d6) δ 7.77-7.95 (m, 5H), 9.32 (s, 2H), 9.35 (s, 1H) ppm; MS (DCI/NH3) m/z 304 (M+H)+, 302 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08383658B2
Source datasetuspto-grants-2013_02
ORD IDord-78229ea5f21e4b999f115a7aa6c6387c
Source noteuspto-grants-2013_02